schema_example.json

{
    "version": "1",
    "name" : "main",
    "tables": {
        "schema": {
            "columns": {
                "name": {"type": "varchar(50)", "unique": true, "notnull": true},
                "version": {"type": "integer", "notnull": true},
                "schema" : {"type": "text", "notnull": true}
            },
            "index": {
                "schema_name_idx": {"column": "name"}
            }
        },
        "users": {
            "columns": {
                "user_id": {"type": "serial", "primary": true},
                "user_name": {"type": "varchar(50)", "unique": true, "notnull": true},
                "realname": {"type": "varchar(100)", "notnull": true},
                "email": {"type": "varchar(255)", "unique": true, "notnull": true},
                "passwd": {"type": "varchar(50)", "notnull": true}
            },
            "index": {
                "users_user_name_idx": {"column": "user_name"}
            }
        },
        "items": {
            "columns": {
                "id": {"type": "serial", "primary": true},
                "name": {"type": "varchar(100)", "notnull": true, "unique": true},
                "description": {"type": "varchar(255)"},
                "price": {"type": "numeric(3,2)", "notnull": true},
                "customer": {"type": "integer"},
                "flag": {"type": "char", "notnull": true, "default": "Y"},
                "date": {"type": "DATETIME"}
            },
            "fk": {
                "fk_items_customer": {"columnname": "customer", "linktable": "users", "linkcolumn": "user_id"}
            },
            "index": {
                "items_name_idx": {"column": "name", "unique": true}
            }
        }
    }
}